OneMux/Documentation/Claude Code Setup

Claude Code Setup

Claude Code is Anthropic's official CLI coding assistant. Connect it to OneMux API via environment variables. This page covers setup steps, recommended models, and usage tips.

Configuration

Claude Code uses environment variables for custom APIs:

# Add to ~/.bashrc or ~/.zshrc
export ANTHROPIC_BASE_URL="https://api.onemux.net"
export ANTHROPIC_API_KEY="sk-xxx"

# Reload config
source ~/.zshrc

# Run Claude Code
claude

Recommended models

ModelUse caseFeature
claude-opus-5-5Complex reasoning, architectureStrongest reasoning
claude-sonnet-5-5Daily devBest value, fast
claude-haiku-5-5Simple tasksUltra fast, low cost

Usage examples

# Ask questions
claude "How to optimize this Python code?"

# Analyze files
claude "Review performance issues in app.py"

# Generate code
claude "Write a FastAPI auth middleware"

Troubleshooting